Physics The unit of noise pollution (level) is : None of these Decimal Ppm Decibel None of these Decimal Ppm Decibel ANSWER DOWNLOAD EXAMIANS APP
Physics The frequency used in TV and radar system lies in VHF HF SHF UHF VHF HF SHF UHF ANSWER DOWNLOAD EXAMIANS APP
Physics Dioptre is the unit of Light intensity Sound intensity Power of a lens Focal length of a lens Light intensity Sound intensity Power of a lens Focal length of a lens ANSWER DOWNLOAD EXAMIANS APP
Physics Who was the first scientist to discover Electrons? Isaac Newton Albert Einstein J.C. Bose J.J Thompson Isaac Newton Albert Einstein J.C. Bose J.J Thompson ANSWER DOWNLOAD EXAMIANS APP
Physics Which metal is the best conductor of heat? Silver Gold All of these Copper Silver Gold All of these Copper ANSWER DOWNLOAD EXAMIANS APP
Physics A needle or a pin floats on the surface of water because of Viscosity Adhesive force Surface energy Surface tension Viscosity Adhesive force Surface energy Surface tension ANSWER DOWNLOAD EXAMIANS APP